Na/Ca Ratio in Large Benthic Foraminifera as a Novel Proxy for Past Ocean Calcium

Hagar Hauzer1, David Evans2, Jonathan Erez1 and Yair Rosenthal3, (1)Hebrew University of Jerusalem, Earth Sciences, Jerusalem, Israel, (2)University of St Andrews, Earth & Environmental Sciences, St Andrews, United Kingdom, (3)Rutgers University New Brunswick, New Brunswick, United States